The 'Dossier of Despair' that reveals what's happening to some of Britain’s rivers.

A retired police detective, a former machine learning academic, an ex-water industry insider and their neighbours join forces to dig for data. But will anyone listen to the campaigners calls for change?

Reported and presented by Kate Lamble Producer: Elle Scott Sound Design: Andy Fell Executive Producer: Joe Kent Commissioning Executive: Tracy Willimas Commissioning Editor: Dan Clarke

Rinsed is a BBC Studios production for BBC Radio 4